The Amphenol Fiber Systems International (AFSI) design of the M29A1350 and M29B1350 APC termini are based on qualified M29504 /14 and /15 termini. These termini are designed exclusively for use in the APC28876 low back reflection, multi-channel count connector series. The connectors and termini, based on the military qualified M28876 connector, are designed for use in harsh environment applications.

The precision alignment key and angled polish combine to produce the lowest back reflection offered in any multi-channel connector on the market today. Ideal for use with single mode high optical power, RF-over-fiber, LIDAR or any back reflection sensitive application.